src/ui/inc/FUiCtrl_GalleryPresenter.h

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://www.apache.org/licenses/LICENSE-2.0/
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an ”AS IS” BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17 #ifndef _FUI_CTRL_INTERNAL_GALLERY_PRESENTER_H
  18 #define _FUI_CTRL_INTERNAL_GALLERY_PRESENTER_H
  19
  20 #include <FBaseString.h>
  21 #include <FBaseRtITimerEventListener.h>
  22 #include <FGrpFontCommon.h>
  23 #include <FUiCtrlGalleryTypes.h>
  24 #include "FUi_PropertyBase.h"
  25 #include "FUiCtrl_GalleryTypes.h"
  26 #include "FUiCtrl_IGalleryRendererNotiListener.h"
  27
  28 namespace Tizen { namespace Base { namespace Runtime {
  29
  30 class Timer;
  31
  32 }}} // Tizen::Base::RunTime
  33
  34 namespace Tizen { namespace Ui { namespace Controls {
  35
  36 const int MAX_CANVAS_COUNT = 4;
  37 const int NOT_EXIST_CANVAS = -1;
  38 const int NOT_USED_CANVAS = -1;
  39 const int NO_CURRENT_IMAGE = -1;
  40
  41 class _GalleryViewEvent;
  42 class _GalleryBitmap;
  43 class _IGalleryRenderer;
  44 class _IGalleryCoreEventListener;
  45 class _GalleryViewEventHandler;
  46 class _GalleryModel;
  47 class _GalleryImageReader;
  48 class _GalleryCoreEvent;
  49 class _GalleryItemProvider;
  50 class _GalleryBitmap;
  51 class _GalleryItemProviderAdaptorImpl;
  52 class _Gallery;
  53
  54 class _GalleryPresenter
  55         : public Tizen::Ui::_PropertyBase
  56         , public _IGalleryRendererNotiListener
  57         , public Tizen::Ui::_IPropertyChangeEventListener
  58         , public Tizen::Base::Runtime::ITimerEventListener
  59         , virtual public Tizen::Base::Runtime::IEventListener
  60 {
  61 // Declare Properties
  62         DECLARE_CLASS_BEGIN(_GalleryPresenter, _PropertyBase);
  63         DECLARE_PROPERTY("slideShowViewDuration", GetPropertySlideShowViewDuration, SetPropertySlideShowViewDuration);
  64         DECLARE_PROPERTY("slideShowAnimationDuration", GetPropertySlideShowAnimationDuration, SetPropertySlideShowAnimationDuration);
  65         DECLARE_PROPERTY("textOfEmptyGallery", GetPropertyTextOfEmptyGallery, SetPropertyTextOfEmptyGallery);
  66         DECLARE_PROPERTY("zoomingEnabled", GetPropertyZoomingEnabled, SetPropertyZoomingEnabled);
  67         DECLARE_CLASS_END();
  68
  69 public:
  70         virtual ~_GalleryPresenter(void);
  71
  72         static _GalleryPresenter* CreateGalleryPresenterN(_IGalleryRenderer& galleryRenderer,
  73                         _GalleryItemProviderAdaptorImpl* pGalleryItemProviderAdaptor, _Gallery* pGalleryView);
  74
  75         int GetCurrentItemIndex(void) const;
  76         result SetCurrentItemIndex(int index, bool eventFire = true);
  77         result SetCurrentItem(int index);
  78
  79         int GetItemCount(void) const;
  80
  81         void SetItemSpacing(int spacing);
  82         int GetItemSpacing(void) const;
  83
  84         _GallerySlideShowType GetSlideShowType(void) const;
  85         result SetSlideShowType(_GallerySlideShowType slideShowType);
  86
  87         int GetSlideShowAnimationDuration(void) const;
  88         result SetSlideShowAnimationDuration(int duration);
  89
  90         int GetSlideShowViewDuration(void) const;
  91         result SetSlideShowViewDuration(int duration);
  92
  93         result StartSlideShow(bool repeat = false);
  94         result StopSlideShow(void);
  95         bool IsSlideShowStarted(void) const;
  96
  97         Tizen::Base::String GetTextOfEmptyGallery(void) const;
  98         result SetTextOfEmptyGallery(const Tizen::Base::String& text);
  99         result SetBitmapOfEmptyGallery(const _GalleryBitmap* pBitmap);
 100
 101         result SetZoomingEnabled(bool enable);
 102         bool IsZoomingEnabled(void) const;
 103
 104         bool PostEvent(_GalleryViewEvent& event);
 105         bool OnBoundsChanged(void);
 106         void OnDraw(void);
 107
 108         result SetCoreEventListener(const _IGalleryCoreEventListener& coreEventListener);
 109         result RemoveCoreEventListener(const _IGalleryCoreEventListener& coreEventListener);
 110
 111         bool ClickedItem(void);
 112         bool ChangedItem(void);
 113
 114         int SearchCanvasIndex(int itemIndex);
 115
 116         // model access
 117         result RequestToLoadItem(int index);
 118         result RequestToUnloadItem(int index);
 119         result RequestToUnloadAllItems(void);
 120         result RequestToUpdateItem(int index);
 121         result RequestToUpdateAllItems(void);
 122         result RequestToUpdateItemCount(void);
 123
 124         // timer
 125         virtual void OnTimerExpired(Tizen::Base::Runtime::Timer& timer);
 126
 127         // renderer noti listener
 128         virtual void OnTransitionCancel(void);
 129         virtual void OnTransitionCompleted(void);
 130         virtual void OnCanvasAnimationCancel(void);
 131         virtual void OnCanvasAnimationCompleted(void);
 132         virtual void OnCanvasAnimationStarted(void);
 133
 134         // data binding event listener
 135         virtual void OnPropertyChanging(Tizen::Ui::_PropertyBase& source, const Tizen::Base::String& name, const Variant& oldProperty, const Variant& newProperty);
 136         virtual void OnPropertyChanged(Tizen::Ui::_PropertyBase& source, const Tizen::Base::String& name, const Variant& oldProperty, const Variant& newProperty);
 137
 138         // font function
 139         void SetFontSize(int size);
 140         int GetFontSize(void) const;
 141         void SetFontStyle(Tizen::Graphics::FontStyle style);
 142         Tizen::Graphics::FontStyle GetFontStyle(void) const;
 143         void OnFontChanged(void);
 144
 145         virtual void OnFontInfoRequested(unsigned long& style, int& size);
 146
 147         void UpdateEmptyString(void);
 148
 149 protected:
 150         _GalleryPresenter(_IGalleryRenderer& galleryRenderer);
 151         result Construct(_GalleryItemProviderAdaptorImpl* pGalleryItemProviderAdaptor, _Gallery* pGalleryView);
 152
 153         // property getter/setter
 154         Variant GetPropertySlideShowViewDuration(void) const;
 155         result SetPropertySlideShowViewDuration(const Variant& variant);
 156         Variant GetPropertySlideShowAnimationDuration(void) const;
 157         result SetPropertySlideShowAnimationDuration(const Variant& variant);
 158         Variant GetPropertyTextOfEmptyGallery(void) const;
 159         result SetPropertyTextOfEmptyGallery(const Variant& variant);
 160         Variant GetPropertyZoomingEnabled(void) const;
 161         result SetPropertyZoomingEnabled(const Variant& variant);
 162
 163 private:
 164         _GalleryPresenter(const _GalleryPresenter& rhs);
 165         _GalleryPresenter& operator=(const _GalleryPresenter& rhs);
 166
 167         result SetCanvasImage(int itemIndex);
 168         result SetPartialCanvasImage(void);
 169         int GetEmptyCanvasIndex(void) const;
 170         result SetCanvasIndex(int canvasIndex, int itemIndex);
 171         int ClearCanvasIndex(int currentItemIndex);
 172         void SortItemToCanvasIndex(int itemIndex, bool add);
 173
 174         result StartSlideShowTimer(int duration);
 175         void StopSlideShowTimer(void);
 176         result PlaySlideShow(void);
 177
 178 private:
 179         _IGalleryRenderer& __galleryRenderer;
 180         _GalleryViewEventHandler* __pGalleryViewEventHandler;
 181         _GalleryCoreEvent* __pGalleryCoreEvent;
 182         _GalleryItemProvider* __pGalleryItemProvider;
 183         _GalleryModel* __pGalleryModel;
 184         _GalleryImageReader* __pGalleryImageReader;
 185
 186         //_GalleryBitmap* __pPartialImage;
 187         _GalleryBitmap* __pEmptyGalleryImage;
 188         Tizen::Base::String __emptyText;
 189         int __slideShowAnimationDuration;
 190         int __slideShowViewDuration;
 191         _GallerySlideShowType __gallerySlideShowType;
 192         int __currentItemIndex;
 193         bool __slideShowRepeat;
 194         bool __slideShowStarted;
 195         bool __zoomingEnabled;
 196         Tizen::Base::Runtime::Timer* __pSlideShowTimer;
 197         int __slideShowPlayCount;
 198         int __itemSpacing;
 199         int* __pItemToCanvas;
 200         _GalleryFittingType __fittingType;
 201         _GalleryVerticalAlignment __verticalAlignment;
 202         _GalleryHorizontalAlignment __horizontalAlignment;
 203
 204         int __emptyFontSize;
 205         Tizen::Graphics::FontStyle __emptyFontStyle;
 206         bool __userSetEmptyText;
 207
 208         _Gallery* __pGalleryView;
 209
 210 friend class _GalleryViewEventHandler;
 211 }; // _GalleryPresenter
 212
 213 }}} // Tizen::Ui::Controls
 214
 215 #endif //_FUI_CTRL_INTERNAL_GALLERY_PRESENTER_H